Problem Display
PID: 217902 (8/8/R4p2/5p2/7K/8/8/7k w - - 0 1)

Frigin, Valery Fedorovich

Sachove umeni (Ceskoslovensky sach), 1987

8/8/R4p2/5p2/7K/8/8/7k

#5

2 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kg3!
      • threat
        • 2.Ra1#
      • 1...f4+
        • 2.Kf2
          • threat
            • 3.Rxf6
              • threat
                • 4.Rh6#
              • 3...Kh2
                • 4.Rh6#
            • 3.Ra7
              • threat
                • 4.Rh7#
              • 3...Kh2
                • 4.Rh7#
            • 3.Ra8
              • threat
                • 4.Rh8#
              • 3...Kh2
                • 4.Rh8#
          • 2...Kh2
            • 3.Rxf6
              • threat
                • 4.Rh6#
              • 3...Kh3
                • 4.Rxf4
                  • 4...Kh2
                    • 5.Rh4#

FEATURES


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Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).